Comparison

Hammond 311 vs CHI311

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hammond 311

Easily report non-emergency city issues like potholes and graffiti. Pinpoint problem locations with GPS and attach photos. Track the status of your reports from submission to resolution.

Highlights
  • Report non-emergency city issues
  • GPS location identification
  • Attach photos to reports
  • Track issue resolution status
  • Easy reporting interface
Features
Read full description

Hammond 311 is an easy way for you to report non-emergency issues to the city such as potholes, streetlight outages, graffiti and more. Using GPS you can help identify the location of the problem and with the use of your camera you can send a picture as well. You’ll be able to track your issue from the time it is reported until it is resolved. Reporting a problem is now easier than ever.

About

CHI311

Report non-emergency issues like potholes or graffiti directly to Chicago city services. Track the status of your requests, submit photos, and get real-time updates on city work in your neighborhood. This official app connects residents and businesses to essential city services.

Highlights
  • Submit new service requests
  • Track request status and resolution times
  • Attach photos to requests
  • Map request locations
  • Create an account for tracking
  • Search knowledge articles
  • View neighborhood requests
Features
Read full description

See a pothole? Notice an open hydrant? Let us know. The official CHI 311 app allows residents and businesses to quickly and easily connect to Chicago city services. CHI 311 will be your first place to submit and track non-emergency service requests, get real-time updates, and find information on-the-go. You can also explore work being done in your area. Sign up for your 311 account to access city services and track your requests today. FEATURES - Create new service requests - Check the status of existing requests and the time it will take to resolve - Snap a photo and submit it with a request to improve accuracy - Map your request to help pinpoint a location - Create an account to track your service requests and get local, relevant info - Search and see helpful knowledge articles - Discover requests in your neighborhood CITY SERVICES - Report a pothole - Fix my streetlight - Graffiti removal - Rodent baiting request - Garbage cart maintenance - Tree trim request - Ice/snow removal request - No heat complaint - Abandoned buildings - Clean and Green program registration - Clean a vacant lot - Report stray animals - Senior well-being request - Report a building violation Built with Chicagoans, for Chicagoans!

Screenshots

Hammond 3114 screens
CHI3114 screens

Verdict

The call

The clearest difference is review sentiment: Hammond 311 at 82% against CHI311's 14%. Hammond 311 also leads on rating (4.8 vs 2.5). CHI311's advantage is update cadence (monthly vs every 4 months). On price, ratings volume, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Hammond 311 holds the better App Store score, 4.8 against 2.5. Both are backed by a comparable volume of ratings — 496 and 245 respectively. Written reviews point the same way: 82% of Hammond 311's written reviews are positive against 14% of CHI311's.

UpkeepUpdate frequency

Hammond 311 ships an update every 4 months, CHI311 monthly. Both last shipped on November 6, 2026.

Scorecard3 real differences · 7 level
Hammond 311 versus CHI311: the parameters behind the verdict, then further details
ParameterHammond 311CHI311
PriceFreeFree
Rating4.8 (496 ratings) — better2.5 (245 ratings)
Positive reviews81.8% of reviews — better14.0% of reviews
Number of ratings496 — better245
Update frequencyEvery 4 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS17.617.6
Further details — not scored
Size143 MB29 MB
Age rating12+4+
DeveloperCity of HammondCity of Chicago

Customer experience

Hammond 311

All ratings439 ratings
Positive95.7%
Neutral1.4%
Negative3.0%
Written reviews11 reviews
Positive81.8%
Neutral0.0%
Negative18.2%

CHI311

All ratings245 ratings
Positive31.4%
Neutral10.2%
Negative58.4%
Written reviews121 reviews
Positive14.0%
Neutral14.0%
Negative71.9%

Bugs and requests

Hammond 311

Not enough reviews yet to summarise bugs or requests.

CHI311

Reported bugs

3 issues
  • Photo/image upload failures
  • Submission errors and timeouts
  • Inconsistent performance across devices and OS versions

Requested features

3 requests
  • More request categories and customization options
  • Ability to add notes and descriptions to requests
  • Improved notification and status tracking features

In-app purchases

None

Hammond 311

No in-app purchases

None

CHI311

No in-app purchases

Questions

Is Hammond 311 free?
Hammond 311 is free to download, with no in-app purchases.
Is CHI311 free?
CHI311 is free to download, with no in-app purchases.
Which has better reviews, Hammond 311 or CHI311?
Hammond 311 is rated higher. Hammond 311 averages 4.8 out of 5 from 496 ratings, while CHI311 averages 2.5 from 245 ratings.
Do Hammond 311 or CHI311 have ads?
Neither Hammond 311 nor CHI311 shows ads.
Which is updated more often, Hammond 311 or CHI311?
Hammond 311 ships an update every 4 months, and CHI311 monthly. Most recently, Hammond 311 was updated on November 6, 2026 and CHI311 on November 6, 2026.

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